Bip39 Passphrase Generator. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works along with your seed phrase to encrypt and defend your wallet. https://advicebookmarks.com/story26365297/bip39-https-linktr-ee-bip39-helping-the-others-realize-the-advantages-of-bip39